| Bundesliga 1999/2000 - Appearances as Referee |  |
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| 25/09/1999 | MSV Duisburg | - | FC Schalke 04 | 1:1 | 4 | - | - |
| 15/12/1999 | VfL Wolfsburg | - | SSV Ulm 1846 | 1:2 | 1 | - | - |
| 13/02/2000 | Hamburger SV | - | FC Schalke 04 | 3:1 | 2 | 1 | - |
| Bundesliga 1999/2000 - Appearances as Referee | |
|
|
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| 25/09/1999 | MSV Duisburg | - | FC Schalke 04 | 1:1 | 4 | - | - |
| 15/12/1999 | VfL Wolfsburg | - | SSV Ulm 1846 | 1:2 | 1 | - | - |
| 13/02/2000 | Hamburger SV | - | FC Schalke 04 | 3:1 | 2 | 1 | - |
| Complete name: | Peter Sippel |
| Born: | 06/10/1969 |
| Place of birth: |
Würzburg, 
Germany |
| Residence: | München |
| Nationality: |
Germany |
| Profession: | Diplom-Betriebswirt |
| Club: | FC Würzburger Kickers |
| Height: | 180 cm |
| Weight: | 77 kg |
| Bundesliga (GER) appearances: | 216 |